CN215320305U

CN215320305U - Injection mold is used in processing of back lid switch apron

Info

Publication number: CN215320305U
Application number: CN202121690688.2U
Authority: CN
Inventors: 李连驰; 于海全
Original assignee: Qingdao Dahua Plastic Products Co ltd
Current assignee: Qingdao Dahua Plastic Products Co ltd
Priority date: 2021-07-23
Filing date: 2021-07-23
Publication date: 2021-12-28
Anticipated expiration: 2031-07-23

Abstract

The utility model discloses an injection mold for processing a rear cover switch cover plate, which comprises an upper mold, wherein a top plate is arranged above the upper mold, an injection port is arranged at the upper axis of the top plate, a lower mold is arranged below the upper mold, and a mold stripping mechanism is arranged at the lower axis of the lower mold. According to the injection mold, the lifting clamp is arranged, so that the injection mold can be moved more conveniently through the lifting clamp, and the phenomenon that the injection mold is troublesome and laboursome when being moved in the prior art is avoided.

Description

Injection mold is used in processing of back lid switch apron

Technical Field

The utility model relates to the technical field of injection molds, in particular to an injection mold for processing a rear cover switch cover plate.

Background

An injection mold is a tool for producing plastic products and also a tool for giving the plastic products complete structure and precise dimensions. Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification.

However, when the conventional injection mold for processing the rear cover switch cover plate is used for injection molding, when the upper mold and the lower mold are contacted with each other, a gap may be generated at the contact position of the upper mold and the lower mold due to long-time contact.

Therefore, it is necessary to provide an injection mold for machining a rear cover switch cover plate to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an injection mold for processing a rear cover switch cover plate, which aims to solve the problem that a gap is formed at the contact part of an upper mold and a lower mold in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: an injection mold for processing a rear cover switch cover plate comprises an upper mold, wherein a top plate is arranged above the upper mold, an injection port is arranged at the upper axis of the top plate, a lower mold is arranged below the upper mold, a mold stripping mechanism is arranged at the lower axis of the lower mold, two bearing platforms are respectively arranged at two sides of the mold stripping mechanism, and a bottom plate is arranged below the mold stripping mechanism;

the upper die comprises an upper die cavity, an upper die main body, a positioning column, a first sealing ring and a second sealing ring, wherein the positioning column is installed at the four corners of the upper die main body, the upper die cavity is concave in the inner axis of the upper die main body, the first sealing ring is installed on the outer side of the upper die cavity, and the second sealing ring is installed at the intersection of the positioning column and the upper die cavity.

As a further scheme of the utility model, the lower die comprises a lower die main body, a lower die cavity, positioning holes and a pressing plate, wherein the lower die cavity is recessed in the inner axis of the lower die main body, the positioning holes are arranged at four corners of the lower die main body, and the pressing plate is arranged on the outer side of the lower die cavity.

As a further scheme of the utility model, the demolding mechanism consists of a top column, a bearing table, a vertical column and a fixed seat, wherein the top column is arranged above the bearing table, the vertical column is arranged below the bearing table, and the fixed seat is arranged below the vertical column.

As a further scheme of the utility model, one side of the upper die is provided with a hoisting clamp through a bolt, and one side of the hoisting clamp far away from the upper die is provided with a hoisting rod.

As a further scheme of the present invention, a first cooling flow channel is installed at a circumference inside the upper mold, a second cooling flow channel is installed at an inner axis of the lower mold, and both the first cooling flow channel and the second cooling flow channel are of a cylindrical structure with a hollow interior.

As a further scheme of the present invention, the first sealing ring and the second sealing ring are both in a strip structure, and the first sealing ring is recessed inside the second sealing ring.

As a further scheme of the utility model, the lower die cavity and the upper die cavity are of a concave-convex structure.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the first sealing ring and the second sealing ring are arranged in the upper die, the first sealing ring is arranged on the outer side of the upper die cavity, and the second sealing ring is arranged on the inner side of the positioning column and the upper die cavity, so that the upper die and the lower die can be attached more tightly under the action of the first sealing ring and the second sealing ring, and the phenomenon of material leakage caused by a large gap between the upper die and the lower die can be avoided.

According to the injection mold, the lifting clamp is arranged, so that the injection mold can be moved more conveniently through the lifting clamp, and the phenomenon that the injection mold is troublesome and laboursome when being moved in the prior art is avoided.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural diagram of an injection mold for processing a rear cover switch cover plate according to the present invention in a front view;

FIG. 2 is a schematic side view of an injection mold for machining a cover plate of a rear cover switch according to the present invention;

FIG. 3 is a schematic top view of the upper mold of the present invention;

FIG. 4 is a schematic top view of the bottom mold of the present invention;

fig. 5 is a schematic view of the overall structure of the demolding mechanism of the utility model.

In the figure: 1. an injection molding port; 2. a top plate; 3. an upper die; 31. an upper mold cavity; 32. an upper die main body; 33. a positioning column; 34. a first seal ring; 35. a second seal ring; 4. a lower die; 41. a lower die main body; 42. a lower die cavity; 43. positioning holes; 44. pressing a plate; 5. a bearing platform; 6. a base plate; 7. a mold stripping mechanism; 71. a top pillar; 72. a receiving table; 73. a vertical post; 74. a fixed seat; 8. a first cooling flow passage; 9. a second cooling flow channel; 10. and (5) hoisting the clamp.

Detailed Description

[ example 1 ]

As shown in fig. 1, 2 and 3, an injection mold for processing a rear cover switch cover plate comprises an upper mold 3, a top plate 2 is arranged above the upper mold 3, an injection port 1 is arranged at the upper axis of the top plate 2, a lower mold 4 is arranged below the upper mold 3, a demolding mechanism 7 is arranged at the lower axis of the lower mold 4, two bearing platforms 5 are respectively arranged at two sides of the demolding mechanism 7, and a bottom plate 6 is arranged below the demolding mechanism 7;

the upper die 3 is composed of an upper die cavity 31, an upper die main body 32, a positioning column 33, a first sealing ring 34 and a second sealing ring 35, the positioning column 33 is installed at the four corners of the upper die main body 32, the upper die cavity 31 is recessed in the inner axis of the upper die main body 32, the first sealing ring 34 is installed on the outer side of the upper die cavity 31, and the second sealing ring 35 is installed at the intersection of the positioning column 33 and the upper die cavity 31.

During the specific use, the raw materials to be injected are led into the inner sides of the upper die 3 and the lower die 4 through the injection port 1, then the raw materials enter the inner sides of the upper die cavity 31 and the lower die cavity 42 inside the upper die 3 and the lower die 4, then the leading-in of the raw materials is stopped, and then the user carries out the addition of the coolant through the first cooling flow channel 8 and the second cooling flow channel 9, so that the raw materials inside the upper die 3 and the lower die 4 are rapidly cooled.

[ example 2 ]

As shown in fig. 4, the lower mold 4 is composed of a lower mold main body 41, a lower mold cavity 42, positioning holes 43 and a pressing plate 44, the lower mold cavity 42 is recessed in the inner axis of the lower mold main body 41, the positioning holes 43 are installed at four corners of the lower mold main body 41, and the pressing plate 44 is installed outside the lower mold cavity 42.

When the injection molding machine is used specifically, the upper die 3 and the lower die 4 are contacted with each other, so that the injection molding raw material can be processed and molded after being cooled.

[ example 3 ]

As shown in fig. 5, the demolding mechanism 7 is composed of a top pillar 71, a receiving table 72, a vertical pillar 73 and a fixing seat 74, wherein the top pillar 71 is installed above the receiving table 72, the vertical pillar 73 is installed below the receiving table 72, and the fixing seat 74 is installed below the vertical pillar 73.

When the die-stripping mechanism is used specifically, a workpiece in the lower die 4 can be subjected to die-stripping movement through the die-stripping mechanism 7.

[ example 4 ]

As shown in fig. 1, a lifting clamp 10 is installed on one side of the upper die 3 through a bolt, and a lifting rod is installed on one side of the lifting clamp 10 away from the upper die 3.

When the injection mold is used specifically, under the action of the hoisting clamp 10, the injection mold can be moved more conveniently and quickly.

[ example 5 ]

As shown in fig. 2, a first cooling flow channel 8 is installed at a periphery of the inside of the upper die 3, a second cooling flow channel 9 is installed at an inner axis of the lower die 4, and the first cooling flow channel 8 and the second cooling flow channel 9 are both of a cylindrical structure with a hollow inside.

When the cooling device is used specifically, the cooling can be faster through the first cooling flow passage 8 and the second cooling flow passage 9.

[ example 6 ]

As shown in fig. 3, the first sealing ring 34 and the second sealing ring 35 are both strip-shaped structures, and the first sealing ring 34 is recessed inside the second sealing ring 35.

In particular, when in use, under the action of the first sealing ring 34 and the second sealing ring 35, the sealing effect can be achieved.

[ example 7 ]

As shown in fig. 3 and 4, the lower mold cavity 42 and the upper mold cavity 31 are concave-convex.

When the mold is used specifically, when the lower mold cavity 42 and the upper mold cavity 31 contact each other, the molded product can be a cover plate structure.

The working principle is as follows: at this moment, the user firstly moves the injection mold to a proper position through the hoisting fixture 10, then the upper mold 3 and the lower mold 4 are mutually attached, during the attachment, the inner sides of the upper mold 3 and the lower mold 4 are enabled to be more tightly attached to the upper mold 3 and the lower mold 4 through the first sealing ring 34 and the second sealing ring 35, then the user takes out the raw material to be injected, and then the raw material to be injected is guided into the inner sides of the upper mold 3 and the lower mold 4 through the injection port 1.

Then, the raw material enters the inner sides of the upper and

lower cavities

31 and 42 inside the upper and

lower molds

3 and 4, and then the introduction of the raw material is stopped, and then the user performs the addition of the coolant through the first and second cooling flow channels 8 and 9, so that the raw material inside the upper and

lower molds

3 and 4 is rapidly cooled.

After cooling, the user separates the upper mold 3 and the lower mold 4 from each other, and then performs a mold-releasing operation on the workpiece processed inside the lower mold 4 by the mold-releasing mechanism 7, so that the workpiece is separated from the lower mold 4.

And finally, wiping the interiors of the upper die 3 and the lower die 4 by a user, spraying antirust oil, and storing, so that the injection die is used.

Claims

1. The utility model provides a back lid switch apron processing is with injection mold, includes upper mold (3), its characterized in that: a top plate (2) is arranged above the upper die (3), an injection molding opening (1) is arranged at the upper axis of the top plate (2), a lower die (4) is arranged below the upper die (3), a demolding mechanism (7) is arranged at the lower axis of the lower die (4), two bearing platforms (5) are respectively arranged at two sides of the demolding mechanism (7), and a bottom plate (6) is arranged below the demolding mechanism (7);

go up mould (3) and constitute by last mould appearance chamber (31), last mould main part (32), reference column (33), first sealing washer (34) and second sealing washer (35), the four corners department at last mould main part (32) is installed in reference column (33), go up mould appearance chamber (31) indent in last mould main part (32) inside axle center department, the outside in last mould appearance chamber (31) is installed in first sealing washer (34), the crossing department in reference column (33) and last mould appearance chamber (31) is installed in second sealing washer (35).

2. The injection mold for processing the rear cover switch cover plate according to claim 1, wherein: the lower die (4) is composed of a lower die main body (41), a lower die accommodating cavity (42), positioning holes (43) and a pressing plate (44), the lower die accommodating cavity (42) is recessed in the inner axis of the lower die main body (41), the positioning holes (43) are installed at four corners of the lower die main body (41), and the pressing plate (44) is installed on the outer side of the lower die accommodating cavity (42).

3. The injection mold for processing the rear cover switch cover plate according to claim 1, wherein: the demolding mechanism (7) is composed of a top column (71), a bearing table (72), a vertical column (73) and a fixing seat (74), the top column (71) is installed above the bearing table (72), the vertical column (73) is installed below the bearing table (72), and the fixing seat (74) is installed below the vertical column (73).

4. The injection mold for processing the rear cover switch cover plate according to claim 1, wherein: hoisting clamp (10) is installed through the bolt in one side of going up mould (3), and hoisting rod is installed to one side that last mould (3) was kept away from in hoisting clamp (10).

5. The injection mold for processing the rear cover switch cover plate according to claim 1, wherein: a first cooling runner (8) is installed in a circle of the inner portion of the upper die (3), a second cooling runner (9) is installed in the inner shaft center of the lower die (4), and the first cooling runner (8) and the second cooling runner (9) are both of hollow cylindrical structures.

6. The injection mold for processing the rear cover switch cover plate according to claim 1, wherein: the first sealing ring (34) and the second sealing ring (35) are both of a strip-shaped structure, and the first sealing ring (34) is recessed inside the second sealing ring (35).

7. The injection mold for processing the rear cover switch cover plate according to claim 2, wherein: the lower die cavity (42) and the upper die cavity (31) are of a concave-convex structure.